<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
       body {
            font: bold 120% Helvetica, sans-serif;
        }

        .circular path {fill: none;}

        .circular {
            width: 30em;
            height: 30em;
            margin: 3em auto;
        }

        .circular svg {
            display: block;
            overflow: visible;
            transition: 10s linear transform;
        }

        .circular svg:hover {
            transform: rotate(-2turn);
        }

        .circular text { fill: currentColor }

    </style>
</head>
<body>
  <div class="circular">
      <svg viewBox="0 0 150 150">
          <path d="M 0,50 a 50,50 0 1,1 0,1 z" id="circular"></path>
          <text><textPath xlink:href="#circular">
            circular reasoning works because      
          </textPath></text>
      </svg>
  </div>
</body>
</html>